#include<bits/stdc++.h>
using namespace std;
#define int long long
map<pair<int,int>,int> biao;
int cnt,cnt1;
int tail[1000005];
int last[1000005];
int value[1000005];
vector<int> g[1000005];
vector<pair<int,int> > a;
void margan(int x,int y,int s,int t){
if(biao.find({x,s})==biao.end()){
biao[{x,s}]=++cnt;
a.push_back({x,s});
}
if(biao.find({y,t})==biao.end()){
biao[{y,t}]=++cnt;
a.push_back({y,t});
}int l=biao[{x,s}],r=biao[{y,t}];
//cout<<l<<" "<<r<<endl;
int temp=tail[l];
last[++cnt1]=temp;
tail[l]=cnt1;
value[cnt1]=r;
}
int ans[1000005];
int ans1[1000005];
int cnt2;int n,m;
int dfs(int x){
if(a[x].first==n){
return a[x].second;
}
int maxn=2147483647;
int j=0;
for(int i=tail[x];i!=0;i=last[i]){
int temp=dfs(value[i]);
//删边
if(i==tail[x]){
tail[x]=last[i];
}else{
last[j]=last[i];
}
maxn=min(maxn,temp);
j=i;
}
return maxn;
}
signed main(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
cin>>n>>m;
a.push_back({0,0});
for(int i=1;i<=m;i++){
int x,y,s,t;
cin>>x>>y>>s>>t;
g[x].push_back(s);
g[y].push_back(t);
margan(x,y,s,t);
}
for(int i=1;i<=n;i++){
sort(g[i].begin(),g[i].end());
for(int j=1;j<g[i].size();j++){
if(g[i][j-1]==g[i][j])continue;
margan(i,i,g[i][j-1],g[i][j]);
}
}
for(auto i=g[1].rbegin();i!=g[1].rend();i++){
int temp=dfs(biao[{1,*i}]);
if(temp!=2147483647){
ans[++cnt2]=*i;
ans1[cnt2]=temp;
}
}
for(int i=1;i<=cnt2+1-i;i++){
swap(ans[i],ans[cnt2+1-i]);
swap(ans1[i],ans1[cnt2+1-i]);
}
int q;
cin>>q;
for(int i=1;i<=q;i++){
int t;
cin>>t;
int n=upper_bound(ans1+1,ans1+cnt2+1,t)-ans1;
if(n==1){
cout<<-1<<'\n';
}else{
cout<<ans[n-1]<<'\n';
}
}
}
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